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Hi there I have updated to your lates version but every time I open up the browser and new windows I get this error message 'TypeError: Components.classes[cid] is undefined' although it does work but the message is very annoying

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  • Last reply by cor-el

Question Hi there I have updated to your lates version but every time I open up the browser and new windows I get this error message 'TypeError: Components.classes[cid] is undefined' although it does work but the message is very annoying

Question Hi there I have updated to your lates version but every time I open up the browser and new windows I get this error message 'TypeError: Components.classes[cid] is undefined' although it does work but the message is very annoying

All Replies (1)

This issue can be caused by an extension that isn't working properly.

Start Firefox in Diagnose Firefox issues using Troubleshoot Mode to check if one of the extensions is causing the problem (switch to the DEFAULT theme: Firefox (Tools) > Add-ons > Appearance/Themes).